Short-Term Methods for Estimating the Chronic Toxicity of Effluents and Receiving Waters to Freshwater Organisms, Second Edition

This manual is a revision of EPA/600/4-85/014, and describes short-term (four to seven day) methods for estimating the chronic toxicity of effluents and receiving waters to the fathead minnow (Pimephales promelas0, a cladoceran (Ceriodaphnia dubia), and a green alga (Selenastrum capricornutum). More...